[MacPorts] #62572: unison 2.51.2 build error on Catalina 10.15.6, MacPorts 2.6.4 clean install

[MacPorts]

#62572: unison 2.51.2 build error on Catalina 10.15.6, MacPorts 2.6.4 clean install
----------------------------+--------------------
  Reporter:  trebitzki      |      Owner:  (none)
      Type:  defect         |     Status:  new
  Priority:  Normal         |  Milestone:
 Component:  ports          |    Version:  2.6.4
Resolution:                 |   Keywords:
      Port:  unison 2.51.2  |
----------------------------+--------------------

Comment (by kencu):

 It looks like the error is this:
 {{{
 827     :info:build ocamlopt -g -unsafe-string -I lwt -I ubase -I system
 -I fsmonitor -I fsmonitor/linux -I fsmonitor/windows -I system/generic -I
 lwt/generic -ccopt -mmacosx-version-min=10.15 -I /opt/local/lib/ocaml
 /site-lib/lablgtk2 -c
 /opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_macports_release_tarballs_ports_net_unison/unison/work/bcpierce00-unison-0176188/src/ubase/rx.mli
 828     :info:build ocamlopt: OCaml has been configured with -force-safe-
 string: -unsafe-string is not available.
 }}}

-- 
Ticket URL: <https://trac.macports.org/ticket/62572#comment:1>
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